I see the following in the text info:DATA_START : 0x0C000000File bootdisk:crashinfo_20181011-074439-UTC open failed (-1): Directory entries are corrupted, please format the diskFile bootdisk:crashinfo_20181011-074439-UTC open failed (-1): Directory e...

If you issue the remote command to verify the config-register what does it show for the standby chassis?

The link below explains ACERON; essentially it is referring to an ACE module in a chassis environment.   https://www.cisco.com/c/en/us/td/docs/ios/termserv/command/reference/tsv_book/tsv_s1.html   acercon (Optional) Selects the remote console for A...

I was having the same issue and found this in my research. Refreshing Controllers After an Upgrade The Controller Upgrade Settings page allows you to auto-refresh after a controller upgrade so that it automatically restores the configuration wheneve...

I recommend you try the following.RIPv2My recommendation is to convert the interfaces in question to straight trunk interfaces. This will allow all Vlans and remove the trunk native commands.Start an extended ping to switch 1Complete the following o...